adenocarcinoma vs carcinoma

adenocarcinoma and carcinoma both are nouns.

Word	Noun	Adjective	Verb	Adverb
adenocarcinoma	Yes	No	No	No
carcinoma	Yes	No	No	No

As nouns, carcinoma is a hypernym of adenocarcinoma; that is, carcinoma is a word with a broader meaning than adenocarcinoma:

adenocarcinoma: malignant tumor originating in glandular epithelium
carcinoma: any malignant tumor derived from epithelial tissue; one of the four major types of cancer

adenocarcinoma (noun)	carcinoma (noun)
malignant tumor originating in glandular epithelium	any malignant tumor derived from epithelial tissue; one of the four major types of cancer